<?php
    $linkCurrentController = $this->cmsUrl(array('action' => 'index'));
?>

<div class="page-header position-relative">
    <h1>
        <a href="<?php echo $linkCurrentController?>"><?php echo $this->main_title?></a>
        <small><i class="icon-double-angle-right"></i>&nbsp;&nbsp;<?php echo $this->sub_title?></small>
    </h1>
</div>